Find the area of the sector with a central angle of 60° and a radius of 5 inches. round to the nearest tenth. a) 5.2 in2 b) 10.5 in2 c) 13.1 in2 d) 26.2 in2

The answer is the option C

Step-by-step explanation:

we know that

The area of a circle is equal to

In this problem we have

substitute

subtends the complete circle of area equal to

so by proportion

Find the area of the sector with a central angle of

answer: bea's uncle is 25 years old.

step-by-step explanation:

given the equation , we can say that the variable "x" represents the age of bea's uncle. then to find his age, we need to solve for "x":

we must add 15 to both sides of the equation:

now we need to divide both sides of the equation by 3:

therefore, we can conclude that bea's uncle is 25 years old.

answer: answer is b.

[m < b = 120º]

step-by-step explanation: